Allview X4 Soul Infinity S vs Posh Pegasus Plus C351

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Weight

    Pegasus Plus C351: 55 g lighter

    X4 Soul Infinity S:
    155 g
    Pegasus Plus C351:
    100 g
  • Width

    Pegasus Plus C351: 11 mm narrower

    X4 Soul Infinity S:
    72.6 mm
    Pegasus Plus C351:
    61.6 mm
  • Screen diagonal

    Pegasus Plus C351: 2.2 in smaller diagonal

    X4 Soul Infinity S:
    5.7 in
    Pegasus Plus C351:
    3.5 in
  • Chipset

    X4 Soul Infinity S:
    Mediatek MT6750T (28 nm)
    Pegasus Plus C351:
    Spreadtrum SC6815
  • Depth

    X4 Soul Infinity S: 2.8 mm thinner

    X4 Soul Infinity S:
    8.5 mm
    Pegasus Plus C351:
    11.3 mm
  • Height

    Pegasus Plus C351: 36 mm shorter

    X4 Soul Infinity S:
    152 mm
    Pegasus Plus C351:
    116 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. X4 Soul Infinity S

    Height:
    152 mm +36 mm versus Pegasus Plus C351
    Width:
    72.6 mm +11 mm versus Pegasus Plus C351
    Depth:
    8.5 mm
  2. 2. Pegasus Plus C351

    Height:
    116 mm
    Width:
    61.6 mm
    Depth:
    11.3 mm +2.8 mm versus X4 Soul Infinity S

Weight

Bars start at zero and share a scale within this chart.

  1. 1. X4 Soul Infinity S

    155 g

    +55 g versus Pegasus Plus C351

  2. 2. Pegasus Plus C351

    100 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. X4 Soul Infinity S

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. Pegasus Plus C351

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

X4 Soul Infinity S has approximately 129.9% more rectangular screen area than Pegasus Plus C351.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for X4 Soul Infinity S, Pegasus Plus C351, compared at the same storage capacity.
StorageX4 Soul Infinity SPegasus Plus C351
16 GB 3 GB RAM Unknown
Pegasus Plus C351: Original memory entry

512 MB · 256 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. X4 Soul Infinity S

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 slot)

2. Pegasus Plus C351

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. X4 Soul Infinity S

    3000 mAh

    +1900 mAh versus Pegasus Plus C351

  2. 2. Pegasus Plus C351

    1100 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. X4 Soul Infinity S2. Pegasus Plus C351

Everyday essentials
Everyday essentials — specifications for X4 Soul Infinity S, Pegasus Plus C351.
SpecificationX4 Soul Infinity SPegasus Plus C351
Dimensions (HxWxD)
  • 152 Х 72.6 Х 8.5 mm
  • 116 Х 61.6 Х 11.3 mm
Weight
  • 155 g
  • 100 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.7" inch
  • 3.5" inch
Screen resolution
  • 720 x 1440 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 3 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 1100 mAh
  • Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6750T (28 nm)
  • Spreadtrum SC6815
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X4 Soul Infinity S, Pegasus Plus C351.
SpecificationX4 Soul Infinity SPegasus Plus C351
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 36.5 cm2
Screen format
  • 18:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 76.0%
  • 51.0%
PPI /points per inch/
  • 282 PPI
  • 165 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for X4 Soul Infinity S, Pegasus Plus C351.
SpecificationX4 Soul Infinity SPegasus Plus C351
Rear camera, main
  • 13 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 13 MP
  • PDAF & laser AF
  • 1.3 MP
Functions
  • Dual-LED flash
  • panorama
  • HDR
Unknown
Video
  • 1080p@30fps
  • 480p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • 1.3 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for X4 Soul Infinity S, Pegasus Plus C351.
SpecificationX4 Soul Infinity SPegasus Plus C351
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • 1.0 GHz Cortex-A7
Graphics processor GPU
  • Mali-T860MP2
  • Mali-400
Antutu 7 score *
  • 38021
Unknown
General specs
General specs — specifications for X4 Soul Infinity S, Pegasus Plus C351.
SpecificationX4 Soul Infinity SPegasus Plus C351
Release date
  • 2017
  • September
  • 2014
  • June
Colors
  • Night Sky
  • Mocha Gold
  • Steel Gray
  • Black
  • White
  • Blue
  • Red
Battery life Unknown
  • Stand by time- Up to 400 h Talking time- Up to 16 h
Communication and Connectivity
Communication and Connectivity — specifications for X4 Soul Infinity S, Pegasus Plus C351.
SpecificationX4 Soul Infinity SPegasus Plus C351
SIM card
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
  • Dual SIM (Mini-SIM/ Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • 38(2600)
Unknown
Speed
  • HSPA21.1/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.1
  • EDR
Harmful irradiation
  • SAR EU - 1.28 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for X4 Soul Infinity S, Pegasus Plus C351.
SpecificationX4 Soul Infinity SPegasus Plus C351
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for X4 Soul Infinity S, Pegasus Plus C351.
SpecificationX4 Soul Infinity SPegasus Plus C351
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer